/Engine/Plugins/Experimental/MeshModelingToolsetExp/Source/MeshModelingToolsEditorOnlyExp/Public/SkeletalMesh/SkinWeightsPaintTool.h
Save/restore user specified settings for each tool mode
[FSkinWeightBrushConfig](API\Plugins\MeshModelingToolsEditorOnlyExp\SkeletalMesh\FSkinWeightBrushConfig) & GetBrushConfig()